<template>
	<!-- 用户选择器 -->
	<div>
		<el-dialog v-model="userDialog.visible.value" :title="userDialog.title.value" width="80%" append-to-body>
			<el-row :gutter="20">
				<!-- 部门树 -->
				<el-col :lg="4" :xs="24" style="">
					<el-card shadow="hover">
						<el-input v-model="deptName" placeholder="请输入部门名称" prefix-icon="Search" clearable />
						<el-tree ref="deptTreeRef" class="mt-2" node-key="id" :data="deptOptions"
							:props="{ label: 'label', children: 'children' }" :expand-on-click-node="false"
							:filter-node-method="filterNode" highlight-current default-expand-all @node-click="handleNodeClick" />
					</el-card>
				</el-col>
				<el-col :lg="20" :xs="24">
					<transition :enter-active-class="proxy?.animate.searchAnimate.enter"
						:leave-active-class="proxy?.animate.searchAnimate.leave">
						<div v-show="showSearch" class="mb-[10px]">
							<el-card shadow="hover">
								<el-form ref="queryFormRef" :model="queryParams" :inline="true">
									<el-form-item label="用户名称" prop="userName">
										<el-input v-model="queryParams.userName" placeholder="请输入用户名称" clearable
											@keyup.enter="handleQuery" />
									</el-form-item>
									<el-form-item label="手机号码" prop="phonenumber">
										<el-input v-model="queryParams.phonenumber" placeholder="请输入手机号码" clearable
											@keyup.enter="handleQuery" />
									</el-form-item>
									<el-form-item>
										<el-button type="primary" icon="Search" @click="handleQuery">搜索</el-button>
										<el-button icon="Refresh" @click="() => resetQuery()">重置</el-button>
									</el-form-item>
								</el-form>
							</el-card>
						</div>
					</transition>

					<el-card shadow="hover">
						<template v-if="prop.multiple" #header>
							<el-tag v-for="user in selectUserList" :key="user.userId" closable style="margin: 2px"
								@close="handleCloseTag(user)">
								{{ user.nickName }}
							</el-tag>
						</template>

						<vxe-table ref="tableRef" height="400px" border show-overflow :data="userList" :loading="loading"
							:row-config="{ keyField: 'userId', isHover: true }"
							:checkbox-config="{ reserve: true, trigger: 'row', highlight: true, showHeader: prop.multiple }"
							@checkbox-all="handleCheckboxAll" @checkbox-change="handleCheckboxChange">
							<vxe-column type="checkbox" width="50" align="center" />
							<vxe-column key="userId" title="用户编号" align="center" field="userId" />
							<vxe-column key="userName" title="用户名称" align="center" field="userName" />
							<vxe-column key="nickName" title="用户昵称" align="center" field="nickName" />
							<vxe-column key="deptName" title="部门" align="center" field="deptName" />
							<vxe-column key="phonenumber" title="手机号码" align="center" field="phonenumber" width="120" />
							<vxe-column key="status" title="状态" align="center">
								<template #default="scope">
									<dict-tag :options="sys_normal_disable" :value="scope.row.status"></dict-tag>
								</template>
							</vxe-column>

							<vxe-column title="创建时间" align="center" width="160">
								<template #default="scope">
									<span>{{ scope.row.createTime }}</span>
								</template>
							</vxe-column>
						</vxe-table>

						<pagination v-show="total > 0" v-model:page="queryParams.pageNum" v-model:limit="queryParams.pageSize"
							:total="total" @pagination="pageList" />
					</el-card>
				</el-col>
			</el-row>

			<template #footer>
				<el-button @click="close">取消</el-button>
				<el-button type="primary" @click="confirm">确定</el-button>
			</template>
		</el-dialog>
	</div>
</template>

<script setup>
import api from '@/api/system/user';
import useDialog from '@/hooks/useDialog';

const prop = defineProps({
	multiple: true,
	modelValue: undefined,
	data: undefined,
	userIds: undefined
})
const emit = defineEmits(['update:modelValue', 'confirmCallBack']);
const { proxy } = getCurrentInstance()
const { sys_normal_disable } = toRefs(proxy?.useDict('sys_normal_disable'));

const userList = ref();
const loading = ref(true);
const showSearch = ref(true);
const total = ref(0);
const dateRange = ref(['', '']);
const deptName = ref('');
const deptOptions = ref([]);
const selectUserList = ref([]);

const deptTreeRef = ref();
const queryFormRef = ref();
const tableRef = ref();

const userDialog = useDialog({
	title: '用户选择'
});

const queryParams = ref({
	pageNum: 1,
	pageSize: 10,
	userName: '',
	phonenumber: '',
	status: '',
	deptId: '',
	roleId: '',
	userIds: ''
});

const defaultSelectUserIds = computed(() => computedIds(prop.data));

/** 根据名称筛选部门树 */
watchEffect(
	() => {
		deptTreeRef.value?.filter(deptName.value);
	},
	{
		flush: 'post' // watchEffect会在DOM挂载或者更新之前就会触发，此属性控制在DOM元素更新后运行
	}
);

const confirm = () => {
	emit('update:modelValue', selectUserList.value);
	emit('confirmCallBack', selectUserList.value);
	userDialog.closeDialog();
};

const computedIds = (data) => {
	if (data instanceof Array) {
		return data.map((item) => String(item));
	} else if (typeof data === 'string') {
		return data.split(',');
	} else if (typeof data === 'number') {
		return [data];
	} else {
		console.warn('<UserSelect> The data type of data should be array or string or number, but I received other');
		return [];
	}
};

/** 通过条件过滤节点  */
const filterNode = (value, data) => {
	if (!value) return true;
	return data.label.indexOf(value) !== -1;
};

/** 查询部门下拉树结构 */
const getTreeSelect = async () => {
	const res = await api.deptTreeSelect();
	deptOptions.value = res.data;
};

/** 查询用户列表 */
const getList = async () => {
	loading.value = true;
	queryParams.value.userIds = prop.userIds;
	const res = await api.listUser(proxy?.addDateRange(queryParams.value, dateRange.value));
	loading.value = false;
	userList.value = res.rows;
	total.value = res.total;
};

const pageList = async () => {
	await getList();
	const users = userList.value.filter((item) => {
		return selectUserList.value.some((user) => user.userId === item.userId);
	});
	await tableRef.value.setCheckboxRow(users, true);
};

/** 节点单击事件 */
const handleNodeClick = (data) => {
	queryParams.value.deptId = data.id;
	handleQuery();
};

/** 搜索按钮操作 */
const handleQuery = () => {
	queryParams.value.pageNum = 1;
	getList();
};
/** 重置按钮操作 */
const resetQuery = (refresh = true) => {
	dateRange.value = ['', ''];
	queryFormRef.value?.resetFields();
	queryParams.value.pageNum = 1;
	queryParams.value.deptId = undefined;
	deptTreeRef.value?.setCurrentKey(undefined);
	refresh && handleQuery();
};

const handleCheckboxChange = (checked) => {
	if (!prop.multiple && checked.checked) {
		tableRef.value.setCheckboxRow(selectUserList.value, false);
		selectUserList.value = [];
	}
	const row = checked.row;
	if (checked.checked) {
		selectUserList.value.push(row);
	} else {
		selectUserList.value = selectUserList.value.filter((item) => {
			return item.userId !== row.userId;
		});
	}
};
const handleCheckboxAll = (checked) => {
	const rows = userList.value;
	if (checked.checked) {
		rows.forEach((row) => {
			if (!selectUserList.value.some((item) => item.userId === row.userId)) {
				selectUserList.value.push(row);
			}
		});
	} else {
		selectUserList.value = selectUserList.value.filter((item) => {
			return !rows.some((row) => row.userId === item.userId);
		});
	}
};

const handleCloseTag = (user) => {
	const userId = user.userId;
	// 使用split删除用户
	const index = selectUserList.value.findIndex((item) => item.userId === userId);
	const rows = selectUserList.value[index];
	tableRef.value?.setCheckboxRow(rows, false);
	selectUserList.value.splice(index, 1);
};

const initSelectUser = async () => {
	if (defaultSelectUserIds.value.length > 0) {
		const { data } = await api.optionSelect(defaultSelectUserIds.value);
		selectUserList.value = data;
		const users = userList.value.filter((item) => {
			return defaultSelectUserIds.value.includes(String(item.userId));
		});
		await nextTick(() => {
			tableRef.value.setCheckboxRow(users, true);
		});
	}
};
const close = () => {
	userDialog.closeDialog();
};

watch(
	() => userDialog.visible.value,
	async (newValue) => {
		if (newValue) {
			await getTreeSelect(); // 初始化部门数据
			await getList(); // 初始化列表数据
			await initSelectUser();
		} else {
			tableRef.value.clearCheckboxReserve();
			tableRef.value.clearCheckboxRow();
			resetQuery(false);
			selectUserList.value = [];
		}
	}
);

defineExpose({
	open: userDialog.openDialog,
	close: userDialog.closeDialog
});
</script>
